Patents by Inventor Darren Cameron Clark

Darren Cameron Clark has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electrically conductive compositions and method of manufacture thereof
    Publication number: 20040211942
    Abstract: An electrically conductive composition comprises a polymeric resin; and single wall carbon nanotubes, wherein the composition has an electrical volume resistivity less than or equal to about 10e12 ohm-cm, a notched Izod impact strength greater than or equal to about 5 kilojoules/square meter. In another embodiment, a method for manufacturing an electrically conductive composition comprises blending a polymeric resin and single wall carbon nanotubes, wherein the composition has an electrical volume resistivity less than or equal to about 10e8 ohm-cm, a notched Izod impact strength greater than or equal to about 5 kilojoules/square meter.
    Type: Application
    Filed: April 5, 2004
    Publication date: October 28, 2004
    Inventors: Darren Cameron Clark, Mark Elkovitch, Soumyadeb Ghosh, Srinivasan Rajagopalan, Sai-Pei Ting